Senior System Tests and Diagnostics Engineer
Graphcore is a Bristol-based AI chipmaker (IPU accelerators), a SoftBank subsidiary and a Molten Ventures portfolio company.
Maintainer signals as of 8/14/2026
About Graphcore
Graphcore (graphcore.ai) is a British semiconductor company building Intelligence Processing Units (IPUs) for AI workloads. Founded in Bristol in 2016, it was acquired by SoftBank in 2024. It is a portfolio company of Molten Ventures.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You develop, extend, and integrate silicon validation and diagnostic tools for next-generation AI systems. You create system-level diagnostics and stress-testing software, automate validation across server and rack environments, debug hardware and software interactions, analyze failures, and improve fault isolation and platform observability.
Requirements
- Bachelor’s or Master’s degree in Computer Science, Computer Engineering, Electrical Engineering, or a related technical discipline
- 6+ years of experience developing hardware diagnostics, system validation software, firmware validation tools, or low-level systems software
- Strong software development skills in Python and C/C++
- Strong Linux systems experience
- Understanding of modern server platform architecture
- Experience debugging hardware and software interactions across multiple platform layers
- Experience developing diagnostics, stress testing, or hardware validation software
- Experience with server platforms, embedded systems, or SoC validation
- Strong analytical and debugging skills
- Experience collaborating across hardware, firmware, software, and validation teams
- Excellent communication and problem-solving skills
Responsibilities
- Learn and extend existing Arm diagnostics tools for Graphcore’s AI platform
- Develop diagnostics and stress-testing software for CPU, memory, interconnect, PCIe, and other system components
- Build reusable validation utilities for the existing validation framework
- Develop tools that expose intermittent hardware failures
- Design configurable diagnostic applications for multiple silicon revisions, platforms, and execution environments
- Automate diagnostic execution across server and rack-scale validation environments
- Collaborate with hardware architects to identify missing diagnostics
- Debug low-level hardware, firmware, operating system, and driver interactions
- Analyze diagnostic output and improve fault isolation methodologies
- Develop software that enables engineers to reproduce and investigate hardware failures
Benefits
- Medical coverage
- Dental coverage
- Vision coverage
- Flexible Spending Accounts
- Health Savings Accounts
- Disability insurance
- Life insurance
- 401(k) retirement plan
- Commuter benefits
- Wellness services
- Employee Assistance Programme
- Flexible working